Gene description for POLR2G
Gene name polymerase (RNA) II (DNA directed) polypeptide G
Gene symbol POLR2G
Other names/aliases RPB19
RPB7
hRPB19
hsRPB7
Species Homo sapiens
 Database cross references - POLR2G
ExoCarta ExoCarta_5436
Vesiclepedia VP_5436
Entrez Gene 5436
HGNC 9194
MIM 602013
UniProt P62487  
 POLR2G identified in exosomes derived from the following tissue/cell type
Bone marrow mesenchymal stem cells 36408942    
Bone marrow mesenchymal stem cells 36408942    
Bone marrow mesenchymal stem cells 36408942    
Bone marrow mesenchymal stem cells 36408942    
 Gene ontology annotations for POLR2G
Molecular Function
    single-stranded DNA binding GO:0003697 IBA
    single-stranded RNA binding GO:0003727 IBA
    protein binding GO:0005515 IPI
    translation initiation factor binding GO:0031369 IBA
Biological Process
    nuclear-transcribed mRNA catabolic process GO:0000956 IBA
    transcription by RNA polymerase II GO:0006366 IDA
    transcription initiation at RNA polymerase II promoter GO:0006367 IBA
    positive regulation of translational initiation GO:0045948 IBA
    positive regulation of nuclear-transcribed mRNA poly(A) tail shortening GO:0060213 IBA
Subcellular Localization
    P-body GO:0000932 IBA
    nucleus GO:0005634 IDA
    nucleoplasm GO:0005654 IDA
    nucleoplasm GO:0005654 TAS
    RNA polymerase II, core complex GO:0005665 IBA
    RNA polymerase II, core complex GO:0005665 IDA
 Experiment description of studies that identified POLR2G in exosomes
1
Experiment ID 489
MISEV standards
EM
Biophysical techniques
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
Canx
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 6
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
2
Experiment ID 490
MISEV standards
EM
Biophysical techniques
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
Canx
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 7
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
3
Experiment ID 491
MISEV standards
EM
Biophysical techniques
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
Canx
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 8
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
4
Experiment ID 492
MISEV standards
EM
Biophysical techniques
Cd9|Cd81|Cd63|Gapdh|Sdcbp|Lamp1|Aqp1|Rab5a|Icam1|Cd82|Itga2b|Tsg101|Lamp2|Rab35|Flot1|Flot2|Cd151|Rab5b|Tfrc|Uchl1
Enriched markers
Canx
Negative markers
NTA
Particle analysis
Identified molecule Protein
Identification method Mass spectrometry
PubMed ID 36408942    
Organism Rattus norvegicus
Experiment description Quantitative proteomic analysis of exosomes from umbilical cord mesenchymal stem cells and rat bone marrow stem cells
Authors "Xu X, Yin F, Guo M, Gan G, Lin G, Wen C, Wang J, Song P, Wang J, Qi ZQ, Zhong CQ."
Journal name Proteomics
Publication year 2023
Sample Bone marrow mesenchymal stem cells
Sample name BMSC - Passage 9
Isolation/purification methods Differential centrifugation
Filtration
Ultracentrifugation
Flotation density -
Molecules identified in the study Protein
Methods used in the study Western blotting
Mass spectometry
 Protein-protein interactions for POLR2G
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 CD3EAP  
Affinity Capture-MS Homo sapiens
2 POLR2G 5436
Reconstituted Complex Homo sapiens
Reconstituted Complex Homo sapiens
3 RIT1 6016
Negative Genetic Homo sapiens
4 GTF2F1 2962
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
5 RNGTT 8732
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
6 MED17  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
7 MED20 9477
Affinity Capture-MS Homo sapiens
8 WWP1 11059
Affinity Capture-MS Homo sapiens
9 MED6  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
10 Atf7ip  
Reconstituted Complex Mus musculus
11 MED29  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
12 PAF1 54623
Affinity Capture-MS Homo sapiens
13 PAICS 10606
Affinity Capture-MS Homo sapiens
14 MED9  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
15 MED13L 23389
Affinity Capture-MS Homo sapiens
16 SETX  
Affinity Capture-MS Homo sapiens
17 FAM168A  
Affinity Capture-MS Homo sapiens
18 VHL  
Two-hybrid Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
Affinity Capture-MS Homo sapiens
19 SCAF4 57466
Affinity Capture-MS Homo sapiens
20 SNRPF 6636
Affinity Capture-MS Homo sapiens
21 PSMB8 5696
Two-hybrid Homo sapiens
22 MYOD1  
Two-hybrid Homo sapiens
23 URI1  
Affinity Capture-MS Homo sapiens
24 TCEA1 6917
Affinity Capture-MS Homo sapiens
25 TCEB3 6924
Co-localization Homo sapiens
Co-localization Homo sapiens
26 LMO2  
Affinity Capture-MS Homo sapiens
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
27 MED13 9969
Affinity Capture-MS Homo sapiens
28 WDR48 57599
Affinity Capture-MS Homo sapiens
29 GTF2F2 2963
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
30 POLR2I 5438
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
31 CIB3  
Two-hybrid Homo sapiens
32 SRC 6714
Co-localization Homo sapiens
Co-localization Homo sapiens
33 STK19  
Two-hybrid Homo sapiens
34 SNRPC 6631
Affinity Capture-MS Homo sapiens
35 CNTNAP2  
Two-hybrid Homo sapiens
36 MED27  
Affinity Capture-MS Homo sapiens
37 TSEN15 116461
Two-hybrid Homo sapiens
38 CRCP  
Affinity Capture-MS Homo sapiens
39 PRKRA 8575
Two-hybrid Homo sapiens
40 MED22  
Affinity Capture-MS Homo sapiens
41 USP45  
Affinity Capture-MS Homo sapiens
42 INTS6 26512
Affinity Capture-MS Homo sapiens
43 NASP 4678
Affinity Capture-MS Homo sapiens
44 PSMB9 5698
Co-localization Homo sapiens
Co-localization Homo sapiens
45 POLR2C 5432
Reconstituted Complex Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
46 GPN1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
47 POLR1E  
Affinity Capture-MS Homo sapiens
48 POLR2M  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
49 Racgap1 26934
Affinity Capture-MS Mus musculus
50 MED4 29079
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
51 GPN3  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
52 POLR2K  
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
53 MED1 5469
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
54 SCAF1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
55 MED7  
Affinity Capture-MS Homo sapiens
56 UXT 8409
Affinity Capture-MS Homo sapiens
57 CTDP1 9150
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
58 POLR3K  
Affinity Capture-MS Homo sapiens
59 SUPT5H 6829
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
60 MED18  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
61 HOXC5  
Two-hybrid Homo sapiens
62 C22orf15  
Two-hybrid Homo sapiens
63 MCM10 55388
Affinity Capture-MS Homo sapiens
64 PFDN2 5202
Affinity Capture-MS Homo sapiens
65 NELFE 7936
Affinity Capture-MS Homo sapiens
66 MED26  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
67 TRAPPC2L 51693
Two-hybrid Homo sapiens
68 MOGS 7841
Affinity Capture-MS Homo sapiens
69 DDX54 79039
Two-hybrid Homo sapiens
70 PPP1R2 5504
Co-fractionation Homo sapiens
71 CTR9 9646
Affinity Capture-MS Homo sapiens
72 MED31  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
73 BRCA1 672
Affinity Capture-MS Homo sapiens
74 MED15  
Affinity Capture-MS Homo sapiens
75 POLR2B 5431
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
76 NOTCH2NL 388677
Two-hybrid Homo sapiens
77 RECQL5  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
78 TAF15 8148
Reconstituted Complex Homo sapiens
Affinity Capture-Western Homo sapiens
79 LEO1 123169
Affinity Capture-MS Homo sapiens
80 CDC73  
Affinity Capture-MS Homo sapiens
81 POLR3A 11128
Affinity Capture-MS Homo sapiens
82 POLR2H 5437
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
83 XPO1 7514
Affinity Capture-MS Homo sapiens
84 EPAS1  
Affinity Capture-MS Homo sapiens
85 POLR2E 5434
Reconstituted Complex Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
86 Smad3  
Affinity Capture-MS Mus musculus
87 ASB6 140459
Affinity Capture-MS Homo sapiens
88 RPRD2  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
89 CDK19 23097
Affinity Capture-MS Homo sapiens
90 DES 1674
Two-hybrid Homo sapiens
91 PHF1  
Affinity Capture-MS Homo sapiens
92 RPRD1A  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
93 POLR2D  
Reconstituted Complex Homo sapiens
Co-fractionation Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
94 TRIM68 55128
Two-hybrid Homo sapiens
95 COX6B1 1340
Affinity Capture-MS Homo sapiens
96 POLR2A 5430
Reconstituted Complex Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
97 BCL2L15  
Two-hybrid Homo sapiens
98 GTF2E1 2960
Co-fractionation Homo sapiens
99 PUS7 54517
Co-fractionation Homo sapiens
100 TNNC1  
Two-hybrid Homo sapiens
101 MED10  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
102 INTS3 65123
Affinity Capture-MS Homo sapiens
103 ZNF410  
Two-hybrid Homo sapiens
104 TOP1 7150
Affinity Capture-MS Homo sapiens
105 RPAP3 79657
Affinity Capture-MS Homo sapiens
106 POLR1A  
Affinity Capture-MS Homo sapiens
107 RNF2  
Affinity Capture-MS Homo sapiens
108 MCM3AP  
Two-hybrid Homo sapiens
109 INTS5 80789
Affinity Capture-MS Homo sapiens
110 GTF2B 2959
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
111 C9orf72  
Affinity Capture-MS Homo sapiens
112 MED14  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
113 MED11  
Affinity Capture-MS Homo sapiens
114 POLR3E 55718
Affinity Capture-MS Homo sapiens
115 EIF2S1 1965
Co-fractionation Homo sapiens
116 FNDC4 64838
Two-hybrid Homo sapiens
117 MED19  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
118 POLR2F  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
119 SIRT6  
Affinity Capture-MS Homo sapiens
120 PDIA5 10954
Co-fractionation Homo sapiens
121 POLR2J  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
122 PARVG 64098
Two-hybrid Homo sapiens
123 WWOX 51741
Affinity Capture-MS Homo sapiens
124 POLR2L 5441
Reconstituted Complex Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Co-fractionation Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
125 POLR1B 84172
Affinity Capture-MS Homo sapiens
126 PHRF1  
Affinity Capture-MS Homo sapiens
127 WDR92 116143
Affinity Capture-MS Homo sapiens
128 KIF5B 3799
Two-hybrid Homo sapiens
129 POLR3H  
Affinity Capture-MS Homo sapiens
130 SNRPA 6626
Affinity Capture-MS Homo sapiens
131 MED8  
Affinity Capture-MS Homo sapiens
132 RPAP2  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
133 USP44  
Affinity Capture-MS Homo sapiens
134 EIF4A3 9775
Two-hybrid Homo sapiens
135 OSGIN1  
Two-hybrid Homo sapiens
136 ESR1  
Co-localization Homo sapiens
Co-localization Homo sapiens
137 MED30  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
138 MED16 10025
Affinity Capture-MS Homo sapiens
139 WWP2 11060
Affinity Capture-MS Homo sapiens
140 ERCC6  
Affinity Capture-MS Homo sapiens
141 MED21  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
142 MED12  
Affinity Capture-MS Homo sapiens
143 Rprd1b  
Affinity Capture-MS Mus musculus
144 POLR1C 9533
Two-hybrid Homo sapiens
Affinity Capture-MS Homo sapiens
145 POLR3D  
Affinity Capture-MS Homo sapiens
146 POLR3B 55703
Affinity Capture-MS Homo sapiens
147 RPRD1B 58490
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
148 PIH1D1  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
149 ZNRD1  
Affinity Capture-MS Homo sapiens
150 KRAS 3845
Synthetic Lethality Homo sapiens
Negative Genetic Homo sapiens
151 POLR1D 51082
Affinity Capture-MS Homo sapiens
152 KIF1C 10749
Affinity Capture-MS Homo sapiens
153 NTRK2 4915
Two-hybrid Homo sapiens
154 SSRP1 6749
Affinity Capture-MS Homo sapiens
155 DUPD1  
Two-hybrid Homo sapiens
156 PDRG1  
Affinity Capture-MS Homo sapiens
157 MECP2 4204
Affinity Capture-MS Homo sapiens
158 MED28  
Affinity Capture-MS Homo sapiens
Affinity Capture-MS Homo sapiens
159 GTF2E2  
Co-fractionation Homo sapiens
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